WÄRTSILÄ VASA 6L32, Instruction Manual

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5 Mount necessary pipes and injection pipe. Tighten the
injection pipe to the stated torque according to chapter 07.
6 Grease the O-rings (21), insert the protecting pipes (7)
and push rods (6) into the guide block.
7 Mount the yoke. For adjusting the yokes, see section
12.2.4.
8 Lubricate the rocker arm bore with engine oil and mount
the rocker arms (2) on the bracket (5).
9 Apply the retainer rings (3) by using pliers 800002 and
check the axial clearance and free rotation of rocker arms.
10 Mount the rocker arm bracket on the cylinder head and
tighten the screws (1) to the stated torque, see section 07.1.
Note! The rocker arm bracket have to be centered.
11 Check the valve clearances, see sections 06.1 and
12.2.4. Mount the covers.
14.2 Camshaft
14.2.1 Description of camshaft
Data and dimension
Weight of one camshaft
piece:
92 kg
The camshaft is built up of one -cylinder camshaft pieces (5) and
separate bearing journals (3). The camshaft pieces have inte-
grated cams. The camshaft is driven by the crankshaft through a
camshaft drive consisting of gear wheels at the driving end of the
engine. At this end the camshaft is provided with a helical gear
wheel (7) for driving the speed governor. At the free end, the
camshaft has an extension piece (2) with a cam for operating the
starting air distributor.
The camshaft has an axial bearing (8) in the driving end. The
oil supply is arranged to the axial bearing from the driving end of
the engine. The engine block has a drilling, through which oil is
supplied to every camshaft bearing. The rotation speed of the
camshaft is only half of the engine speed.
14.2.2 Removing of camshaft piece
1 Remove the camshaft covers and open cylinder head
covers. Remove rocker arm brackets from all cylinder heads.
Lift up tappets (injection pump and valve tappets) and secure
tappets in the upper position by means of the locking device
800066.
14 Valve Mechanism and Camshaft 32-200106
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